<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>ViewpointPlugin</title>
  <link rel="shortcut icon" type="image/x-icon" href="/examples/public/favicon.ico" >
  <link rel="stylesheet" href="../css/common.css">
</head>

<style>
  #app {
    width: 100%;
    height: 100%;
  }

  #button-position {
    position: fixed;
    top:30px;
    left: 50%;
  }

  #button-group {
    transform: translate(-50%, 0);
  }

  #button-group p {
    color: white;
  }

  #button-group button {
    margin: 0 5px;
    font-size: 16px;
    padding: 8px 10px;
    background: rgb(237, 75, 243);
    border-radius: 3px;
    box-shadow: 0 0 6px rgb(236, 182, 238);
  }

</style>

<body>
  <div id="app"></div>
  <div id="button-position">
    <div id="button-group">
      <p>change viewpoint:</p>
    </div>
  </div>

  <script type="module">
    import * as THREE from 'three'
    import * as Vis from '../../dist/Vis.es.js'

    const engine = new Vis.DisplayEngine()
    .install('GridHelper', {
      axesColor: 'rgb(100, 100, 100)',
      cellColor: 'yellow',
      opacity: 0.5
    })
    .install('AxesHelper')
    .install('Viewpoint', {
      viewpoint: 'default',
    })
    .complete()
    .setDom(document.getElementById('app'))
    .setSize()
    .play()

    const buttonGroup = document.getElementById('button-group')
    Object.keys(Vis.VIEWPOINT).forEach(key => {
      const buttonDom = document.createElement('button')
      buttonDom.innerText = Vis.VIEWPOINT[key]
      buttonDom.onclick = () => {
        engine.setViewpoint(Vis.VIEWPOINT[key])
      }

      buttonGroup.appendChild(buttonDom)
    })
  </script>
  
</body>
</html>